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Main Body ECU Communication Stop Mode: Description

WARNING: This page is about a different car, the 2007 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOMS CHART

Detection Item Symptom Trouble Area
Main Body ECU Communication Stop Mode
  • "MAIN BODY" is not displayed on the "BUS CHECK" screen of the intelligent tester
  • Applies to "Main Body ECU Communication Stop Mode" in the "DTC COMBINATION TABLE"
  1. Power source circuit of the main body ECU
  2. Main body ECU branch wire or connector
  3. Main body ECU

HINT:

"MAIN BODY" refers to the circuit that includes the main body ECU.

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